A quarterback takes a hard hit and is carried off the field on a stretcher. Why might he have a better chance of recovery than quarterbacks of previous generations?

A.
Rules that promote fair play now force players to tackle softer than before.
B.
The doctor will have more advanced medical equipment than before.
C.
Teams don't play as often, so he will get a longer recovery period.
D.
Players often fake injuries to influence the referees.